piling
Pil"ing, n. Etym: [See Pile a heap.] 1. The act of heaping up. 2. (Iron Manuf.) Defn: The process of building up, heating, and working, fagots, or piles, to form bars, etc. Pil"ing, n. Etym: [See Pile a stake.] Defn: A series of piles; piles considered collectively; as, the piling of a bridge. Pug piling, sheet piles connected together at the edges by dovetailed tongues and grooves. -- Sheet piling, a series of piles made of planks or half logs driven edge to edge, -- used to form the walls of cofferdams, etc.